4000010320 has 40 divisors (see below), whose sum is σ = 9312848136. Its totient is φ = 1597797888.

The previous prime is 4000010299. The next prime is 4000010327. The reversal of 4000010320 is 230100004.

It can be written as a sum of positive squares in 4 ways, for example, as 1144604224 + 2855406096 = 33832^2 + 53436^2 .

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 4000010297 and 4000010306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4000010327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24534 + ... + 92746.

Almost surely, 2^4000010320 is an apocalyptic number.

4000010320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4000010320 is an abundant number, since it is smaller than the sum of its proper divisors (5312837816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4000010320 is a wasteful number, since it uses less digits than its factorization.

4000010320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68959 (or 68953 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 4000010320 is about 63245.6347900786. The cubic root of 4000010320 is about 1587.4024171319.

Adding to 4000010320 its reverse (230100004), we get a palindrome (4230110324).

The spelling of 4000010320 in words is "four billion, ten thousand, three hundred twenty".